1st State Insulation Crawl Space Repair Google Rating and Reviews (4.1, 28)

Crawl Space Services

Spray foam insulation; Fiberglass (batts, rolls) insulation; Loose‑fill/blown-in insulation (fiberglass & mineral wool); Mineral wool; Air sealing services; Attic ventilation/air venting; Crawl space insulation; Intumescent (fire‑protective) coatings; Commercial insulation services

1st State Insulation Description

1st State Insulation is a Delaware-based insulation contractor serving the Eastern Shore since 2015.

They provide residential and commercial insulation solutions — including fiberglass, mineral wool batts, blown insulation, crawl-space and attic insulation and ventilation — working with homeowners, builders and contractors to improve energy efficiency and reduce monthly energy costs.

Crawl Space Repair Service Locations

• Greenwood DE
• Bridgeville DE
• Houston DE
• Harrington DE
• Ellendale DE
• Queen Anne MD
• Stone Harbor NJ
• Stevensville MD
• Claiborne MD
• Chestertown MD

Review 1
Had an amazing experience with 1st state insulation. Detail oriented clean and fast. The best work for the best price. Couldn’t have asked for more. Blown in insulation bats air sealing. This is a company I will be recommending to everyone!

Review 2
These guys are the best. I built a new house and had a few issues in my crawlspace from the mechanical contractors. I had 1st State install a dehumidifier for me and during a voluntary follow up by them to check on the dehumidifier, they noticed some things on the perimeter of the crawlspace that needed to be repaired from the main water line installation. I told them to do whatever it takes to make things perfect under there and they did. I highly recommend them. They are responsive, reasonably priced, and do great work.

Typical Costs
Crawl Space Cleaning: $500 ~ $4,000
This is for basic services like removing debris, old insulation, or minor mold.

Foundation and Structural Repairs: $2,500 ~ $8,000
This includes fixing things like a damaged support beam or re-leveling the foundation.

Waterproofing and Moisture Control: $1,500 ~ $5,000
This might involve installing a drainage system or a sump pump.

Crawl Space Encapsulation: $5,000 ~ $15,000+
This is a comprehensive solution that includes a vapor barrier, insulation, and often a dehumidifier. The cost can be on the higher end due to the materials and labor involved.